Chun Wah Ho, M.D.
Internal Medicine Physician · Tucson, AZ
Chun Wah Ho, M.D. is an internal medicine physician with a practice address in Tucson, Arizona, and NPI 1083699839, issued on Dec 14, 2005. Check the license (Arizona 23857, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Chun Wah Ho
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 23857 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 630 N Alvernon Way, Tucson, AZ 85711
- Phone
- (520) 322-8460
- Enumerated
- Dec 14, 2005
- Record last updated
- Jul 21, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (520) 322-5742
- Medicaid ID
- 338542 AZ
- Medicare enrollment
- Enrolled (PECOS I20100430000311); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 630 N Alvernon Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jessica Ganz, FNPFamily Nurse Practitioner1598201295
Verify Chun Wah Ho in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 23857Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.0 times the Medicare Part D claims of the average internal medicine physician in 2024
9,383 Medicare Part D claims for 1,120 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 42 claims were for opioids.
Most prescribed
- Atorvastatin Calcium504 claims
- Levothyroxine Sodium472 claims
- Amlodipine Besylate390 claims
- Lisinopril343 claims
- Metformin Hcl320 claims
- Losartan Potassium290 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,077.38
62 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Tmc Medical NetworkTucson, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chun Wah Ho among 2,853 internal medicine physician records in Arizona
Chun Wah Ho, M.D. is one of 2,853 internal medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1972 · median 2003 among the 1,643 with a school on file
- Record last updated2011 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
651 internal medicine physician records list a practice address in Tucson
They are 651 of the 18,788 NPPES records with a practice address in Tucson, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Tucson → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Nicholas Bastiampillai, DOTucson, AZ 857111093750242
- Lin Clark, M.D.Tucson, AZ 857111396830477
- Charles Giffin, MDTucson, AZ 857111932157161
- Naushaba Hasan, MDTucson, AZ 857111942298559
- John Kottarathil, MDTucson, AZ 857111477735439
- Walid Nader, MDTucson, AZ 857111801869219
- Winola Purushotham, M.D.Tucson, AZ 857111124294756
- Robert Rogers, MDTucson, AZ 857111871579904
Common questions
What is Chun Wah Ho, M.D.'s NPI number?
Chun Wah Ho, M.D.'s National Provider Identifier (NPI) is 1083699839, issued on Dec 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Chun Wah Ho, M.D. located?
The NPPES record lists a practice address at 630 N Alvernon Way, Tucson, AZ, 85711. Phone: (520) 322-8460. Providers update this record themselves, so call before visiting.
How can I verify Chun Wah Ho, M.D.'s license?
NPPES lists Arizona license number 23857, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chun Wah Ho, M.D. prescribe under Medicare Part D?
In 2024, Chun Wah Ho, M.D. had 9,383 Medicare Part D claims for 1,120 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.